Stadium: Court 16 Round: 54 Ground: Clay
| ITF M25 Trier | 2021/08/23 10:30 | Leopold Zima v Lennart Melzer | 6-1,6-1 |
| ITF M25 Ueberlingen | 2021/08/19 12:30 | Ergi Kirkin v Leopold Zima | 5-7,6-0,6-3 |
| ITF M25 Ueberlingen | 2021/08/18 12:55 | Leopold Zima v Martin Benes | 6-2,6-1 |
| ITF M25 Frankfurt am Main | 2021/08/09 08:50 | Dominik Fritsche v Leopold Zima | 6-3,7-5 |
| ITF M25 Klosters | 2021/06/21 07:00 | Luca Castelnuovo v Leopold Zima | 6-2,3-6,10-6 |
| ITF M25 Klosters | 2021/06/20 07:00 | Moritz Trocker v Leopold Zima | 2-6,2-6 |
| ITF M15 Genova | 2021/06/17 15:50 | Johan Sebastien Tatlot v Leopold Zima | 6-0,6-2 |
| ITF M15 Genova | 2021/06/16 17:45 | Alessandro Ceppellini v Leopold Zima | 6-4,3-6,2-6 |
| ITF M25 Trier | 2021/08/23 10:30 | Paul-Georg Guenther v Benito Sanchez Martinez | 1-6,4-6 |
| ITF M25 Ueberlingen | 2021/08/18 11:20 | Benito Sanchez Martinez v Aliaksandr Bulitski | 3-6,4-6 |
| ITF M25 Ueberlingen | 2021/08/17 08:50 | Benito Sanchez Martinez v Andre Steinbach | 6-2,6-2 |
| ITF M25 Ueberlingen | 2021/08/16 09:40 | Benito Sanchez Martinez v Thibaut Gadilhe | 5-7,6-0,10-5 |
| ITF M25 Frankfurt am Main | 2021/08/11 09:00 | Eduard Esteve Lobato v Benito Sanchez Martinez | 6-2,6-3 |
| ITF M25 Frankfurt am Main | 2021/08/10 10:20 | Dominik Boehler v Benito Sanchez Martinez | 4-6,6-7 |
| ITF M25 Frankfurt am Main | 2021/08/09 13:50 | Benito Sanchez Martinez v Hendrik Jebens | 3-6,6-4,10-2 |
| ITF M25 Wetzlar | 2021/08/03 15:45 | Aliaksandr Bulitski v Benito Sanchez Martinez | 6-4,4-6,10-4 |